December weather forecast
Otis, LA

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Weather in December

The first month of the winter, December, is still a mild month in Otis, Louisiana, with an average temperature ranging between min 44.1°F (6.7°C) and max 58.6°F (14.8°C).

Temperature

The advent of December brings a slight shift in average high-temperature, moving from 66.7°F (19.3°C) in November to a still refreshing 58.6°F (14.8°C). Otis, during the month of December, experiences an average low-temperature of 44.1°F (6.7°C).

Humidity

February and December, with an average relative humidity of 82%, are the most humid months.

Rainfall

In Otis, in December, during 13.4 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 164.9 rainfall days, and 35.43" (900mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 1.2 snowfall days, and 0.63" (16mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Otis, with an average of 10h and 12min of daylight.
On the first day of December, sunrise is at 6:52 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:19 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 3 in December transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the usual temperature for Otis in December?

The average high-temperature and low-temperature during December are 58.6°F (14.8°C) and 44.1°F (6.7°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 104°F (40°C).

What are the most humid months?

February and December, with an average relative humidity of 82%, are most humid months.

What is the average humidity in December?

In Otis, the average relative humidity in December is 82%.

How much does it rain in December?

In December, the rain falls for 13.4 days. Throughout December, 3.31" (84mm) of precipitation is accumulated.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 12min of daylight.

What is the average length of the day in December?

The average day length in December is 10h and 10min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:52 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:19 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 4.9h of sunshine.

How long on average sun shines in December?

In Otis, the average sunshine duration in December is 4.9h.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Otis, LA

Average temperature in December - Otis, LA
  • Average high temperature in December: 58.6°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in December: 44.1°F

The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average pressure in December
Otis, LA

Average pressure in December - Otis, LA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Otis, LA

Average wind speed in December - Otis, LA
  • Average wind speed in December: 6.9mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July, August and September (5mph).

Average humidity in December
Otis, LA

Average humidity in December - Otis, LA
  • Average humidity in December: 82%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Otis, LA

Average rainfall in December - Otis, LA
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in December
Otis, LA

Average rainfall days in December - Otis, LA
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (9.9 days).

Average snowfall in December
Otis, LA

Average snowfall in December - Otis, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Otis, LA

Average snowfall days in December - Otis, LA
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).

Average daylight in December /
Average sunshine in December
Otis, LA

Average daylight in December / Average sunshine in December - Otis, LA
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Otis, LA

Average sunshine days in December - Otis, LA
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in December
Otis, LA

Average UV index in December - Otis, LA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in December
Otis, LA

Average cloud cover in December - Otis, LA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Otis, LA

Average visibility in December - Otis, LA
  • Average visibility in December: 6mi

The months with the highest visibility are January, June, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May, July, August and September (5mi).

Otis, Louisiana, USA

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